"This is the first scene that Bonnie and Kol have had together and it's honestly one of the most intense scenes I've had with one other person since I don't know when," Graham tells us in this week's Vampire Diaries Bite.

But while Klaus (Joseph Morgan) initially stood by their quest for the vampire cure, Graham hints that the plot to kill Kol could change his mind, leaving her to put him in his place — with the help of a spell, of course.